Stream and Station

Most
Probable
Forecast
(1000 AF)

Most
Probable
Forecast
(% of Avg)

Reasonable
Maximum
(% of Avg)

Reasonable
Minimum
(% of Avg)

30 Year
(1961-1990)
Avg Runoff
(1000 AF)

POWDER RIVER
Sumpter nr, OR

MAR-JUL
APR-JUL

73
62

109
107

143
141

75
72

67
58

EAGLE CREEK
Skull Creek abv, OR

APR-SEP

210

115

142

88

182

IMNAHA RIVER
Imnaha, OR

APR-SEP

360

123

151

96

292

SALMON RIVER
Salmon, ID (1)
Whitebird, ID (1)

APR-JUL
APR-JUL

955
6780

110
114

161
153

59
74

869
5956

LOSTINE RIVER
Lostine nr, OR

APR-SEP

144

120

139

101

120

GRANDE RONDE RIVER
La Grande, OR

Troy, OR (1)

MAR-JUL
APR-SEP
MAR-JUL

255
200
1880

117
116
128

165
154
178

67
78
77

218
172
1471

CLEARWATER RIVER
Orofino, ID (1)
Spalding, ID (1)

APR-JUL
APR-JUL
APR-SEP

5260
8690
9180

111
114
114

158
163
160

65
65
68

4718
7618
8052

N.F. CLEARWATER RIVER
Dworshak Res Inflow, ID (1)

APR-JUL
APR-SEP
JAN-JUL

3100
3300
40700

115
115
115

161
158
150

69
71
79

2700
2874
3548